<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<body>
  <span wicket:id="box">
     this is inside box: <input wicket:id="text" type="text"/><br/>
     <img wicket:id="img" src="test.png"/>
  </span>
</body>
</html>